Could it be said that it is impossible of attainment?

难道这是办不到的吗？

《新英汉大辞典》

Could it be said that this is not enough?

A难道这还不够吗？

youdao

Could it be said that I always complained in workdays?

难道说我在平日工作中经常抱怨么？

youdao

It belonged to one of his doctors, and police said they were looking for medications that could be related to Jackson's death.

VOA: standard.2009.06.26

Justin So Justin said it could be new things that are around and you're exposed to stuff we weren't exposed to before and that's true.

贾斯汀,贾斯汀认为我们周围的环境,出现了很多新物质,并且人们暴露在前所未有的环境中,这是事实

耶鲁公开课 - 生物医学工程探索课程节选

You said that there will be homecoming day this week. Could you talk about it in detail?

你说这周末是返校日。能讲详细一点吗？

对于返校日 - SpeakingMax英语口语达人

Only when Netanyahu embraced the false claims of the likes of Obama and Sarkozy that it is possible to reach a peace deal with the Palestinians based on the establishment of an independent Palestinian state west of the Jordan River could it be said that he made false statements.

CENTERFORSECURITYPOLICY: With friends like these

At the moment it could well be said that it leaves a lot to be desired so it really is going to need a lot of help and support to get this right.

BBC: NEWS | UK | Wales | Quango staff fear for jobs

It could be said that Quinn stands to redefine it.

WSJ: NY mayoral hopeful would be a first, in 2 ways